Cannot import raidz pool after zero fill one hdd.

[James R. Van Artsdalen]

Bartosz Stec wrote:
> I have a raidz pool consists of 3 HDD - ad0, ad1, ad2.

No, the pool is ad1p3, ad2p3, and "gpt/disk1" - what is that?  Is
gpt/disk1 on ad3 and not ad1?